Which of the following pervasive developmental disorders typically occurs in females only?

Question

Quizplus · Accepted Answer

Rett's disorder is a rare genetic disorder that almost exclusively occurs in females. It is caused by a mutation on the X chromosome and is usually not seen in males because it is lethal in most cases. Symptoms of Rett's disorder typically begin to appear between six and 18 months of age and include developmental regression, loss of communication and motor skills, and repetitive hand movements.

Which of the Following Pervasive Developmental Disorders Typically Occurs in Females